129291716

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{4051}}^1$

素因数の和:4235

約数の個数: 24

約数和(自身を含む): 231450240

約数和(自身を除く): 102158524

約数列:

[1, 2, 4, 79, 101, 158, 202, 316, 404, 4051, 7979, 8102, 15958, 16204, 31916, 320029, 409151, 640058, 818302, 1280116, 1636604, 32322929, 64645858, 129291716]

約数ペア:

[(1, 129291716), (2, 64645858), (4, 32322929), (79, 1636604), (101, 1280116), (158, 818302), (202, 640058), (316, 409151), (404, 320029), (4051, 31916), (7979, 16204), (8102, 15958)]